2.4.0.81063 - Disclosure - Carried Interest Receivable - Carried Interest Receivable Balance (Detail)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$eol_PE756155--1310-Q0009_STD_181_20130630_0http://www.sec.gov/CIK0001411494duration2013-01-01T00:00:002013-06-30T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 3apo_ReceivablesLineItemsapo_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Receivables [Line Items]2false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1truefalsefalse18782560001878256USD$falsetruefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried interest receivable, Beginning Balance3false 4apo_ChangeInFairValueOfFundsSubAdvisoryIncomeapo_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse13689950001368995USD$falsefalsefalsexbrli:monetaryItemTypemonetaryChange in fair value of funds sub advisory income.No definition available.false2Change in fair value of funds4false 4apo_FundCashDistributionsToCompanyapo_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-1232506000-1232506USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFund cash distributions to the Company.No definition available.false2Fund cash distributions to the Company5false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse20147450002014745USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried Interest Receivable, Ending Balance6false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2false USDtruefalse$eol_PE756155--1310-Q0009_STD_181_20130630_0_925828x925761http://www.sec.gov/CIK0001411494duration2013-01-01T00:00:002013-06-30T00:00:00falsefalsePrivate Equity Segment [Member]us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_PrivateEquityFundsMemberus-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Private Equity Segment [Member]7true 3apo_ReceivablesLineItemsapo_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Receivables [Line Items]8false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1truefalsefalse14133060001413306USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried interest receivable, Beginning Balance9false 4apo_ChangeInFairValueOfFundsSubAdvisoryIncomeapo_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse12195830001219583USD$falsefalsefalsexbrli:monetaryItemTypemonetaryChange in fair value of funds sub advisory income.No definition available.false2Change in fair value of funds10false 4apo_FundCashDistributionsToCompanyapo_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-1031636000-1031636USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFund cash distributions to the Company.No definition available.false2Fund cash distributions to the Company11false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse16012530001601253USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried Interest Receivable, Ending Balance12false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse3false USDtruefalse$eol_PE756155--1310-Q0009_STD_181_20130630_0_925828x1140399http://www.sec.gov/CIK0001411494duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseCredit Segment [Member]us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxisxbrldihttp://xbrl.org/2006/xbrldiapo_CapitalMarketsMemberus-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Credit Segment [Member]13true 3apo_ReceivablesLineItemsapo_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Receivables [Line Items]14false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1truefalsefalse454155000454155USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried interest receivable, Beginning Balance15false 4apo_ChangeInFairValueOfFundsSubAdvisoryIncomeapo_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse154741000154741USD$falsefalsefalsexbrli:monetaryItemTypemonetaryChange in fair value of funds sub advisory income.No definition available.false2Change in fair value of funds16false 4apo_FundCashDistributionsToCompanyapo_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-200014000-200014USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFund cash distributions to the Company.No definition available.false2Fund cash distributions to the Company17false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse408882000408882USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried Interest Receivable, Ending Balance18false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse4false USDtruefalse$eol_PE756155--1310-Q0009_STD_181_20130630_0_925828x924929http://www.sec.gov/CIK0001411494duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseReal Estate [Member]us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_RealEstateMemberus-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Real Estate [Member]19true 3apo_ReceivablesLineItemsapo_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Receivables [Line Items]20false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsetruefalsefalseperiodStartLabel1truefalsefalse1079500010795USD$falsefalsefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried interest receivable, Beginning Balance21false 4apo_ChangeInFairValueOfFundsSubAdvisoryIncomeapo_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-5329000-5329USD$falsefalsefalsexbrli:monetaryItemTypemonetaryChange in fair value of funds sub advisory income.No definition available.false2Change in fair value of funds22false 4apo_FundCashDistributionsToCompanyapo_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-856000-856USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFund cash distributions to the Company.No definition available.false2Fund cash distributions to the Company23false 4apo_CarriedInterestReceivablesapo_falsedebitinstantfalsefalsefalsefalsefalsefalsetruefalseperiodEndLabel1truefalsefalse46100004610USD$falsetruefalsexbrli:monetaryItemTypemonetaryCarried interest income earned not yet received as of the balance sheet date and due to the general partner or investment manager varies depending on the terms of the applicable fund agreements. Generally, carried interest with respect to the private equity funds is payable and is distributed to the fund's general partner upon realization of an investment if the fund's cumulative returns are in excess of the preferred return. For most capital markets funds, carried interest is payable in certain cases based on realizations or after the end of the relevant fund's fiscal year or fiscal quarter, subject to high watermark provisions.No definition available.false2Carried Interest Receivable, Ending BalancefalseCarried Interest Receivable - Carried Interest Receivable Balance (Detail) (USD $)ThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.agm.com/taxonomy/role/DisclosureCarriedInterestReceivableCarriedInterestReceivableBalance123